346
FZUS51 KBOX 070205
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1005 PM EDT SUN SEP 6 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-071500-
1005 PM EDT SUN SEP 6 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
LOW PRESSURE LINGERS OFFSHORE TODAY BUT HIGH PRES MOVES TOWARDS THE
WATERS FOR THE START OF NEXT WEEK. THIS CONTINUES, WITH TRANQUIL
WEATHER, THROUGH AT LEAST MID WEEK BEFORE ANOTHER LOW PRESSURE
APPROACHES ON THURSDAY.
ANZ250-071500-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT. SEAS
2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 7 SECONDS AND W 2 FT AT
3 SECONDS.
MON
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND
E 3 FT AT 10 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE DETAIL:
W 2 FT AT 3 SECONDS AND NE 1 FOOT AT 5 SECONDS.
TUE
W WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND
NE 1 FOOT AT 5 SECONDS.
TUE NIGHT
S WINDS AROUND 5 KT, BECOMING E AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND N 1 FOOT AT
4 SECONDS.
WED
SE WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT
4 SECONDS AND SW 2 FT AT 6 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO
4 FT. A CHANCE OF SHOWERS.
THU NIGHT THROUGH FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ251-071500-
MASSACHUSETTS BAY AND IPSWICH BAY-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS.
MON
NW WINDS AROUND 10 KT, BECOMING W IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 6 SECONDS AND NE 2 FT AT
9 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NW 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 6 SECONDS.
TUE
W WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. SEAS
AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: NE
1 FOOT AT 4 SECONDS AND SW 1 FOOT AT 4 SECONDS, BECOMING N 1 FOOT
AT 3 SECONDS AND S 1 FOOT AT 6 SECONDS.
TUE NIGHT
S WINDS AROUND 5 KT, BECOMING NE AFTER MIDNIGHT.
SEAS 1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SW
1 FOOT AT 6 SECONDS.
WED
SE WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT IN
THE AFTERNOON. WAVE DETAIL: NE 1 FOOT AT 2 SECONDS AND W 1 FOOT
AT 2 SECONDS, BECOMING SE 2 FT AT 4 SECONDS AND E 1 FOOT AT
9 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
THU NIGHT THROUGH FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ231-071500-
CAPE COD BAY-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT. SEAS
AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 7 SECONDS AND N 1 FOOT AT
4 SECONDS.
MON
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NE
2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.
MON NIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 5 SECONDS AND SW 1 FOOT AT 6 SECONDS,
BECOMING N 1 FOOT AT 4 SECONDS AND S 1 FOOT AT 5 SECONDS.
TUE
W WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. SEAS
1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND SW 1 FOOT
AT 5 SECONDS.
TUE NIGHT AND WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND N 1 FOOT AT
4 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 1 FOOT AT
4 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. A CHANCE OF SHOWERS.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS
AROUND 2 FT, THEN 1 FOOT OR LESS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ254-071500-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT WITH
GUSTS UP TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT
8 SECONDS AND NE 2 FT AT 4 SECONDS.
MON
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NE 4 FT AT 9 SECONDS AND
NE 3 FT AT 6 SECONDS.
MON NIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND NE 2 FT AT
6 SECONDS.
TUE
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: N 2 FT
AT 5 SECONDS AND SW 1 FOOT AT 5 SECONDS.
TUE NIGHT AND WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND N 1 FOOT AT
4 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT, BUILDING TO
4 TO 6 FT AFTER MIDNIGHT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND
NE 1 FOOT AT 4 SECONDS, BECOMING SW 5 FT AT 5 SECONDS AND E
1 FOOT AT 4 SECONDS.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. A CHANCE OF SHOWERS.
FRI
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ255-071500-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT. SEAS
2 TO 4 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS AND N 2 FT AT
3 SECONDS.
MON
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 6 SECONDS AND
E 3 FT AT 9 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS.
TUE
W WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 5 SECONDS AND NE 1 FOOT AT 6 SECONDS.
TUE NIGHT AND WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND NE 1 FOOT
AT 5 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO
5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E
1 FOOT AT 4 SECONDS, BECOMING SW 7 FT AT 6 SECONDS AND E 1 FOOT
AT 4 SECONDS.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 6 TO
9 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. A CHANCE OF SHOWERS.
FRI
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS.
FRI NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ256-071500-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT. SEAS
2 TO 3 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND E 2 FT AT
8 SECONDS.
MON
NW WINDS 10 TO 15 KT, BECOMING W IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 1 FOOT AT
6 SECONDS.
MON NIGHT
W WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
W 2 FT AT 3 SECONDS AND N 1 FOOT AT 3 SECONDS.
TUE
W WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 5 SECONDS AND NE 1 FOOT AT 4 SECONDS.
TUE NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 5 SECONDS AND N 1 FOOT AT 4 SECONDS.
WED
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT
AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT, BUILDING TO 6 TO 9 FT AFTER MIDNIGHT.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 6 TO
9 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. A CHANCE OF SHOWERS.
FRI
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ232-071500-
NANTUCKET SOUND-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E
2 FT AT 8 SECONDS AND N 1 FOOT AT 3 SECONDS.
MON
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NW
1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 5 SECONDS.
MON NIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: SW 1 FOOT AT 4 SECONDS AND NE
1 FOOT AT 5 SECONDS.
TUE
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W
1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 5 SECONDS.
TUE NIGHT AND WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SW 2 FT AT
7 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL:
SW 5 FT AT 5 SECONDS AND E 1 FOOT AT 4 SECONDS.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT.
SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ233-071500-
VINEYARD SOUND-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND
2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
3 SECONDS, BECOMING NE 1 FOOT AT 4 SECONDS AND SW 1 FOOT AT
4 SECONDS.
MON
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE MORNING, THEN
1 FOOT OR LESS. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND NE 1 FOOT
AT 4 SECONDS, BECOMING SW 1 FOOT AT 4 SECONDS AND NE 1 FOOT AT
5 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND NE 1 FOOT
AT 4 SECONDS.
TUE
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: SW
1 FOOT AT 5 SECONDS AND N 1 FOOT AT 6 SECONDS.
TUE NIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 4 SECONDS AND SW 1 FOOT AT 5 SECONDS.
WED
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT IN
THE AFTERNOON. WAVE DETAIL: NE 1 FOOT AT 4 SECONDS AND SW 1 FOOT
AT 4 SECONDS, BECOMING S 3 FT AT 5 SECONDS AND SE 1 FOOT AT
9 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO
5 TO 7 FT AFTER MIDNIGHT.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO
10 KT. SEAS 2 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ234-071500-
BUZZARDS BAY-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND
2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
3 SECONDS, BECOMING W 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
4 SECONDS.
MON
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE MORNING, THEN
1 FOOT OR LESS. WAVE DETAIL: E 2 FT AT 9 SECONDS AND NW 1 FOOT AT
3 SECONDS, BECOMING W 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT
6 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND NE 1 FOOT
AT 4 SECONDS.
TUE
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: W
1 FOOT AT 3 SECONDS AND N 1 FOOT AT 6 SECONDS.
TUE NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 4 SECONDS AND SW 1 FOOT
AT 5 SECONDS.
WED
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 4 FT IN
THE AFTERNOON. WAVE DETAIL: NE 1 FOOT AT 4 SECONDS AND SW 1 FOOT
AT 4 SECONDS, BECOMING SW 2 FT AT 4 SECONDS AND S 2 FT AT
7 SECONDS.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 3 TO
5 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ235-071500-
RHODE ISLAND SOUND-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND
2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT
3 SECONDS, BECOMING W 2 FT AT 3 SECONDS AND NE 1 FOOT AT
3 SECONDS.
MON
NW WINDS AROUND 10 KT, BECOMING W IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND NE 1 FOOT AT
4 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: W 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT
3 SECONDS.
TUE
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT
AT 5 SECONDS AND N 2 FT AT 6 SECONDS.
TUE NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: N
2 FT AT 4 SECONDS AND SW 2 FT AT 5 SECONDS.
WED
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
4 SECONDS AND S 3 FT AT 7 SECONDS.
WED NIGHT
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 7 FT.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS.
FRI
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ237-071500-
BLOCK ISLAND SOUND-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
NW 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 4 SECONDS.
MON
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NW
1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 3 SECONDS.
MON NIGHT
NW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE
DETAIL: N 1 FOOT AT 2 SECONDS AND W 1 FOOT AT 3 SECONDS.
TUE
W WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S
1 FOOT AT 5 SECONDS, BECOMING N 1 FOOT AT 2 SECONDS AND SW 1 FOOT
AT 4 SECONDS.
TUE NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE EVENING,
THEN 1 FOOT OR LESS. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND W
1 FOOT AT 3 SECONDS, BECOMING S 1 FOOT AT 4 SECONDS AND NW 1 FOOT
AT 4 SECONDS.
WED
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT
IN THE AFTERNOON. WAVE DETAIL: S 1 FOOT AT 4 SECONDS AND SE
1 FOOT AT 9 SECONDS, BECOMING S 2 FT AT 5 SECONDS AND SE 1 FOOT
AT 9 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO
5 TO 7 FT AFTER MIDNIGHT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ230-071500-
BOSTON HARBOR-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
MON
NW WINDS AROUND 10 KT, DIMINISHING TO AROUND 5 KT IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
MON NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
TUE
W WINDS 5 TO 10 KT, BECOMING N IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
TUE NIGHT
S WINDS AROUND 5 KT, BECOMING NE AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
WED
SE WINDS AROUND 5 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON.
WED NIGHT
SW WINDS 15 TO 20 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND
2 FT. A CHANCE OF SHOWERS.
THU NIGHT THROUGH FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP
TO 20 KT. WAVES AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ236-071500-
NARRAGANSETT BAY-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
MON NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
TUE NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
WED
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN 2 TO
3 FT IN THE AFTERNOON.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES
3 TO 5 FT.
THU
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. WAVES 2 TO
4 FT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. A CHANCE OF SHOWERS.
FRI AND FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ280-071500-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND NW 2 FT AT 3 SECONDS.
MON
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W IN
THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: N 2 FT AT 5 SECONDS
AND E 2 FT AT 10 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W
2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS
AND S 1 FOOT AT 9 SECONDS.
TUE NIGHT
SW WINDS AROUND 5 KT, BECOMING NE AFTER MIDNIGHT.
SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 4 SECONDS AND S 1 FOOT
AT 5 SECONDS.
WED
SE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT
3 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 35 KT. SEAS 4 TO 6 FT. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 4 TO
6 FT. A CHANCE OF SHOWERS.
THU NIGHT AND FRI
W WINDS 15 TO 20 KT, BECOMING NW 10 TO
15 KT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ281-071500-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. SEAS 4 TO
5 FT. WAVE DETAIL: NE 5 FT AT 8 SECONDS AND N 3 FT AT 5 SECONDS.
MON
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING
TO 5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NE
4 FT AT 9 SECONDS AND N 3 FT AT 6 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W
2 FT AT 4 SECONDS AND N 2 FT AT 5 SECONDS.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND E
2 FT AT 10 SECONDS.
TUE NIGHT AND WED
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND S 2 FT AT
5 SECONDS.
WED NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT AFTER
MIDNIGHT. GUSTS UP TO 35 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO
6 FT AFTER MIDNIGHT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND NE
1 FOOT AT 4 SECONDS, BECOMING SW 5 FT AT 5 SECONDS AND NE 1 FOOT
AT 5 SECONDS.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS 5 TO
7 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 7 FT. A CHANCE OF SHOWERS.
FRI
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. A CHANCE OF SHOWERS.
FRI NIGHT
N WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ282-071500-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
NW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: NE
4 FT AT 8 SECONDS AND N 1 FOOT AT 4 SECONDS.
MON
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: NE 4 FT AT 9 SECONDS AND
N 3 FT AT 5 SECONDS.
MON NIGHT
W WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 3 FT. WAVE DETAIL: NE 3 FT AT 9 SECONDS AND
NW 2 FT AT 5 SECONDS.
TUE
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT
4 SECONDS AND NE 2 FT AT 9 SECONDS.
TUE NIGHT AND WED
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 2 FT AT 5 SECONDS AND E 2 FT AT 10 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT, BUILDING TO 5 TO 7 FT AFTER MIDNIGHT. WAVE DETAIL: SW
4 FT AT 5 SECONDS AND NE 1 FOOT AT 4 SECONDS, BECOMING W 7 FT AT
6 SECONDS AND NE 1 FOOT AT 5 SECONDS.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 7 TO
8 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
6 TO 9 FT. A CHANCE OF SHOWERS.
FRI
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. A CHANCE OF SHOWERS.
FRI NIGHT
N WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ283-071500-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
1005 PM EDT SUN SEP 6 2026
OVERNIGHT
NW WINDS AROUND 5 KT, INCREASING TO 10 TO 15 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: NE 3 FT AT 8 SECONDS AND N 2 FT AT
3 SECONDS.
MON
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: N 3 FT
AT 5 SECONDS AND E 3 FT AT 9 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
2 FT AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
TUE
W WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT
AT 4 SECONDS AND E 2 FT AT 9 SECONDS.
TUE NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W
2 FT AT 4 SECONDS AND NE 1 FOOT AT 5 SECONDS.
WED
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND E 1 FOOT AT 4 SECONDS.
WED NIGHT
SW WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT
AFTER MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT, BUILDING TO
5 TO 8 FT AFTER MIDNIGHT.
THU
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 7 TO
9 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
6 TO 9 FT. A CHANCE OF SHOWERS.
FRI
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
6 FT. A CHANCE OF SHOWERS.
FRI NIGHT
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
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